Nina Sylvains
NPI 1699894196 · Social Worker · San Leandro, CA
Nina Sylvains is a Social Worker provider in San Leandro, CA (NPI 1699894196).
Provider details
- NPI number
- 1699894196
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-28
- Last updated
- 2013-03-27
Frequently asked questions
- What is Nina Sylvains's NPI number?
- Nina Sylvains's National Provider Identifier (NPI) is 1699894196, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nina Sylvains's specialty?
- Nina Sylvains is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Nina Sylvains located?
- Nina Sylvains's practice location on file with NPPES is 2275 Arlington Dr, San Leandro, CA 94578-1132.
- What is Nina Sylvains's phone number?
- The practice phone number listed in the NPPES registry for Nina Sylvains is (510) 481-1222.
- Is Nina Sylvains's NPI active?
- Yes — Nina Sylvains's NPI (1699894196) is active in the NPPES registry as of the last update on 2013-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.